It most likely is an issue on your device then as the above is where I go when clicking through from my iPad in app. Connection speed issue is my best wild guess. Janet will likely come by this thread and provide a true expert explanation soon enough though.
Are you able to execute the link in Safari on this iPad?
Edit: Are you running the latest version of the app? Quickest and easiest way to check is to go to the App Store and click the lower right option "Updates". The forum app recently had a pretty comprehensive update that was causing folks to experience random bugs on the old version.